Patents for F16K 13 - Other constructional types of cut-off apparatus; Arrangements for cutting-off (1,533)
08/1983
08/03/1983EP0084887A1 Solids flow regulator
08/02/1983US4396031 Method for restricting uncontrolled fluid flow through a pipe
07/1983
07/19/1983US4393896 Radial vane gas throttling valve for vacuum systems
04/1982
04/27/1982US4326556 Apparatus for sealing the periphery of an opening
10/1981
10/13/1981US4294165 Arrangement to counteract or prevent spreading of fire or smoke
06/1981
06/23/1981CA1103553A1 Temperature cotrolled valving system
03/1981
03/31/1981US4258740 Fluid flow control device
02/1981
02/03/1981US4248259 Fluid flow control device
01/1981
01/20/1981US4245617 Valve
07/1980
07/29/1980US4214880 Liquid seal system, e.g. for a flare stack
06/1980
06/24/1980US4209038 Fuel metering valve with porous element
02/1980
02/12/1980US4187874 Fluid diode
07/1979
07/17/1979US4161184 Linear rolling contact valves
06/1979
06/19/1979CA1056868A1 Dry channel liquid seal
04/1979
04/24/1979US4150809 Valve device for draining liquids
04/1978
04/04/1978US4082109 Heat pipe actuated valve
03/1978
03/21/1978US4080106 Purged valve assembly and method of sealing
01/1978
01/10/1978US4067540 Segmented plug valve
01/10/1978US4067351 Hydraulic vent valve
11/1977
11/01/1977US4056292 Linear rolling contact devices
08/1977
08/23/1977US4043354 Drain trap and cover construction
05/1977
05/31/1977US4026200 Arrangement for supplying or removing gaseous substances to or from a movable object
04/1977
04/26/1977US4019535 Material selector system
02/1977
02/01/1977US4005727 Abrasive control valve
01/1977
01/18/1977US4003405 Apparatus for regulating the flow rate of a fluid
12/1976
12/07/1976US3995664 Flow control device
09/1976
09/07/1976US3978883 Device for regulating the combustion air of a furnace, especially with oil- or gasburner and blower for heating installations
08/1976
08/24/1976US3976104 Completely, draining, nonleaking pneumatic valve
07/1976
07/20/1976US3970112 Control valve
06/1976
06/15/1976US3963465 Gas line loop water seal
06/08/1976US3961641 Liquid seal for preventing pneumatic back flow
05/1976
05/25/1976US3958590 Package
01/1976
01/20/1976US3933168 Liquid closure device
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